:root {
  color-scheme: light;
  --ink: #13233a;
  --muted: #526176;
  --line: #d9e0e8;
  --surface: #ffffff;
  --soft: #f3f6f9;
  --brand: #125d61;
  --brand-dark: #0b4448;
  --accent: #d7f0eb;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  color: var(--ink);
  background: var(--soft);
  line-height: 1.65;
}

a { color: var(--brand-dark); }
a:hover, a:focus-visible { color: #073234; }

.site-header {
  background: var(--ink);
  color: #fff;
  border-bottom: 4px solid #48aaa1;
}

.nav,
.page,
.site-footer__inner {
  width: min(72rem, calc(100% - 2rem));
  margin: 0 auto;
}

.nav {
  min-height: 4.75rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}

.brand {
  color: #fff;
  font-weight: 750;
  letter-spacing: .01em;
  text-decoration: none;
}

.nav__links {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav__links a { color: #e8f4f2; }

.page { padding: 4rem 0 5rem; }

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.6fr) minmax(16rem, .8fr);
  gap: 2rem;
  align-items: start;
}

.eyebrow {
  color: var(--brand);
  font-size: .8rem;
  font-weight: 800;
  letter-spacing: .12em;
  text-transform: uppercase;
}

h1, h2 { line-height: 1.15; }
h1 { margin: .4rem 0 1rem; font-size: clamp(2.2rem, 7vw, 4.8rem); letter-spacing: -.04em; }
h2 { margin-top: 2.4rem; font-size: clamp(1.45rem, 3vw, 2rem); }
p, li, dd { max-width: 72ch; }
.lede { color: var(--muted); font-size: 1.2rem; }

.card,
.content-panel {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: .75rem;
  padding: 1.5rem;
  box-shadow: 0 .5rem 2rem rgba(22, 39, 62, .06);
}

.card h2 { margin-top: 0; }
.content-panel { margin-top: 2rem; }

.facts {
  display: grid;
  grid-template-columns: minmax(10rem, .45fr) minmax(0, 1fr);
  gap: .65rem 1.5rem;
  margin: 0;
}

.facts dt { font-weight: 750; }
.facts dd { margin: 0; color: var(--muted); }

.notice {
  border-left: .3rem solid var(--brand);
  background: var(--accent);
  padding: 1rem 1.25rem;
  margin: 1.5rem 0;
}

.site-footer {
  color: #d8e0e9;
  background: var(--ink);
}

.site-footer__inner {
  padding: 2rem 0;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 1rem;
}

.site-footer a { color: #fff; }

code {
  background: #e8edf2;
  border-radius: .25rem;
  padding: .1rem .3rem;
}

@media (max-width: 48rem) {
  .nav { align-items: flex-start; flex-direction: column; padding: 1rem 0; }
  .hero { grid-template-columns: 1fr; }
  .facts { grid-template-columns: 1fr; }
  .facts dd { margin-bottom: .65rem; }
}